113323081 has 2 divisors, whose sum is σ = 113323082. Its totient is φ = 113323080.

The previous prime is 113323061. The next prime is 113323121. The reversal of 113323081 is 180323311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113316025 + 7056 = 10645^2 + 84^2 .

It is a cyclic number.

It is not a de Polignac number, because 113323081 - 2⁹ = 113322569 is a prime.

It is a super-2 number, since 2×113323081² = 25684241374665122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113323061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56661540 + 56661541.

It is an arithmetic number, because the mean of its divisors is an integer number (56661541).

Almost surely, 2^113323081 is an apocalyptic number.

It is an amenable number.

113323081 is a deficient number, since it is larger than the sum of its proper divisors (1).

113323081 is an equidigital number, since it uses as much as digits as its factorization.

113323081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 113323081 is about 10645.3314180442. The cubic root of 113323081 is about 483.9191305020.

Adding to 113323081 its reverse (180323311), we get a palindrome (293646392).

It can be divided in two parts, 1133230 and 81, that added together give a palindrome (1133311).

The spelling of 113323081 in words is "one hundred thirteen million, three hundred twenty-three thousand, eighty-one".